/// <summary>
/// Reset to default state
/// </summary>
internal static void Unload()
{
ConfigureWindows.GetMainWindow.TitleText.ToolTip = ConfigureWindows.GetMainWindow.TitleText.Text = Application.Current.Resources["NoImage"] as string;
ConfigureWindows.GetMainWindow.Title = Application.Current.Resources["NoImage"] as string + " - " + UILogic.SetTitle.AppName;
CanNavigate = false;
ConfigureWindows.GetMainWindow.MainImage.Source = null;
FreshStartup = true;
if (Pics != null)
{
Pics.Clear();
}
Preloader.Clear();
GalleryFunctions.Clear();
ConfigureWindows.GetMainWindow.MainImage.Width = ConfigureWindows.GetMainWindow.Scroller.Width = ConfigureWindows.GetMainWindow.Scroller.Height =
ConfigureWindows.GetMainWindow.MainImage.Height = double.NaN;
ScaleImage.xWidth = ScaleImage.xHeight = 0;
if (!string.IsNullOrWhiteSpace(ArchiveExtraction.TempZipPath))
{
DeleteTempFiles();
ArchiveExtraction.TempZipPath = string.Empty;
}
SystemIntegration.Taskbar.NoProgress();
}
/// <summary>
/// Refresh the current list of pics and reload them if there is some missing or changes.
/// </summary>
internal static void Reload(bool fromBackup = false)
{
if (fromBackup && string.IsNullOrWhiteSpace(BackupPath))
{
Unload();
return;
}
string s;
if (Pics != null && Pics.Count > 0)
{
s = fromBackup ? BackupPath : Pics[FolderIndex];
}
else
{
// TODO extract url from path or get alternative method
s = Path.GetFileName(ConfigureWindows.GetMainWindow.TitleText.Text);
}
if (File.Exists(s))
{
// Force reloading values by setting freshStartup to true
FreshStartup = true;
// Clear Preloader, to avoid errors by FolderIndex changing location because of re-sorting
Preloader.Clear();
// Need a sort method instead
GalleryFunctions.Clear();
Pic(s);
// Reset
if (Flipped)
{
Flip();
}
if (Rotateint != 0)
{
Rotate(0);
}
}
else if (Clipboard.ContainsImage() || Base64.IsBase64String(s))
{
return;
}
else if (Uri.IsWellFormedUriString(s, UriKind.Absolute)) // Check if from web
{
LoadFromWeb.PicWeb(s);
}
else
{
Unload();
ShowTooltipMessage(Application.Current.Resources["UnexpectedError"]);
}
}
/// <summary>
/// Clears data, to free objects no longer necessary to store in memory and allow changing folder without error.
/// </summary>
internal static void ChangeFolder(bool backup = false)
{
if (Pics.Count > 0 && backup)
{
// Make a backup of xPicPath and FolderIndex
if (!string.IsNullOrWhiteSpace(Pics[FolderIndex]))
{
BackupPath = Pics[FolderIndex];
}
}
Pics.Clear();
GalleryFunctions.Clear();
Preloader.Clear();
FreshStartup = true;
DeleteTempFiles();
}